Hostname

cd-rek.nl

Last fetched Fri, 24 Jul 2026 01:40:08 GMT

cd-rek.nl resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists registrar:zxcs as the registrar.

Nutrition Label

Resolution chain

cd-rek.nl resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
104.21.21.48	104.21.16.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA
172.67.196.105	172.67.192.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA

WHOIS identity

Registrar: registrar:zxcs
Organization: —
Contact emails: —

Subdomains

1 observed subdomain of cd-rek.nl.

Subdomain
www.cd-rek.nl

Web-graph footprint

Distinct hostnames that link to or from cd-rek.nl in the public web crawl.

5 sites link to this hostname.

10 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

server2.jaderland.nl

SPF policy

4 SPF mechanisms authorising senders for cd-rek.nl.

Mechanism	Target
SPF_A	server2.jaderland.nl
SPF_IP	116.203.50.215
SPF_IP	2a01:4f8:c0c:d2de:0:0:0:1
SPF_MX	cd-rek.nl

Pivot deeper into the graph from cd-rek.nl.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "cd-rek.nl"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
      -[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.